RNS Number:1004S
Xansa PLC
14 November 2003

                                 SCHEDULE 5

                       BLOCK LISTING SIX MONTHLY RETURN

                       



To:        Listing Applications

           UK Listing Authority

           Financial Services Authority

           25 The North Colonnade

           Canary Wharf

           London  E14 5HS


AVS No:

          Please ensure the entries on this return are typed

1.        Name of company                      Xansa plc

2.        Name of scheme            Xansa 1996 Share Option Scheme

3.        Period of return:                             From:  1 May 2003            To:  31 October
          2003

4.        Number and class of share(s) (amount of      1,569,699
          stock/debt security) not issued under scheme

5.        Number of shares issued/allotted under       210,131
          scheme during period:

6.        Balance under scheme not yet issued/allotted 1,359,568
          at end of period

7.        Number and class of share(s) (amount of      3,467,166
          stock/debt securities) originally listed and
          the date of admission;                       12 May 1998

Please confirm total number of shares in issue at the end of the period in order for us to update our
records

                                    338,658,037


Contact for queries:                                   Address      Xansa plc
                                                                    Campus 300
                                                                    Maylands Avenue
Name:               Mark Peters                                     Hemel Hempstead
                                                                    Hertfordshire
Telephone:        01442 434077                                      HP2 7TQ



Person making return

Name:               Mark Peters

Position:           Deputy Company Secretary

Signature:





SCHEDULE 5

BLOCK LISTING SIX MONTHLY RETURN

                       




To:       Listing Applications

           UK Listing Authority

           Financial Services Authority

'          25 The North Colonnade

           Canary Wharf

           London  E14 5HS


AVS No:

          Please ensure the entries on this return are typed

1.        Name of company                      Xansa plc

2.        Name of scheme            Druid Long Term Incentive Plan (LTIP)

3.        Period of return:                             From:  1 May 2003            To:  31 October 2003

4.        Number and class of share(s) (amount of stock 475,966
          /debt security) not issued under scheme

5.        Number of shares issued/allotted under scheme 0
          during period:

6.        Balance under scheme not yet issued/allotted  475,966
          at end of period

7.        Number and class of share(s) (amount of stock 150,000
          /debt securities) originally listed and the
          date of admission;                            19 December 1999


Please confirm total number of shares in issue at the end of the period in order for us to update our records

                                    338,658,037


Contact for queries:                           Address            Xansa plc
                                                                  Campus 300
                                                                  Maylands Avenue
Name:               Mark Peters                                   Hemel Hempstead
                                                                  Hertfordshire
Telephone:        01442 434077                                    HP2 7TQ



Person making return

Name:               Mark Peters

Position:           Deputy Company Secretary

Signature:



SCHEDULE 5

BLOCK LISTING SIX MONTHLY RETURN

                       




To:       Listing Applications

           UK Listing Authority

           Financial Services Authority

'          25 The North Colonnade

           Canary Wharf

           London  E14 5HS


AVS No:

          Please ensure the entries on this return are typed

1.        Name of company                      Xansa plc

2.        Name of scheme            OSI Share Option Scheme

3.        Period of return:                             From:  1 May 2003            To:  31 October 2003

4.        Number and class of share(s) (amount of stock 1,125,998
          /debt security) not issued under scheme

5.        Number of shares issued/allotted under scheme 0
          during period:

6.        Balance under scheme not yet issued/allotted  1,125,998
          at end of period

7.        Number and class of share(s) (amount of stock 3,000,000
          /debt securities) originally listed and the
          date of admission;                            December 2000


Please confirm total number of shares in issue at the end of the period in order for us to update our records

                                    338,658,037


Contact for queries:                        Address            Xansa plc
                                                               Campus 300
                                                               Maylands Avenue
Name:               Mark Peters                                Hemel Hempstead
                                                               Hertfordshire
Telephone:        01442 434077                                 HP2 7TQ


Person making return

Name:               Mark Peters

Position:           Deputy Company Secretary

Signature:



SCHEDULE 5

BLOCK LISTING SIX MONTHLY RETURN

                       




To:       Listing Applications

           UK Listing Authority

           Financial Services Authority

           25 The North Colonnade

           Canary Wharf

           London  E14 5HS


AVS No:

          Please ensure the entries on this return are typed

1.        Name of company                      Xansa plc

2.        Name of scheme            Synergy International Consulting Inc. 1999 Stock Plan

3.        Period of return:                             From:  1 May 2003            To:  31 October 2003

4.        Number and class of share(s) (amount of stock 298,823
          /debt security) not issued under scheme

5.        Number of shares issued/allotted under scheme 0
          during period:

6.        Balance under scheme not yet issued/allotted  298,823
          at end of period

7.        Number and class of share(s) (amount of stock 350,000
          /debt securities) originally listed and the
          date of admission;                            May 2001


Please confirm total number of shares in issue at the end of the period in order for us to update our records

                                    338,658,037


Contact for queries:                      Address            Xansa plc
                                                             Campus 300
                                                             Maylands Avenue
Name:               Mark Peters                              Hemel Hempstead
                                                             Hertfordshire
Telephone:        01442 434077                               HP2 7TQ



Person making return

Name:               Mark Peters

Position:           Deputy Company Secretary

Signature:



SCHEDULE 5

BLOCK LISTING SIX MONTHLY RETURN

                       




To:       Listing Applications

           UK Listing Authority

           Financial Services Authority

           25 The North Colonnade

           Canary Wharf

           London  E14 5HS


AVS No:

         Please ensure the entries on this return are typed

1.        Name of company                      Xansa plc

2.        Name of scheme            Druid Company Share Option Plan ("CSOP")

3.        Period of return:                             From:  1 May 2003            To:  31 October 2003

4.        Number and class of share(s) (amount of stock 828,996
          /debt security) not issued under scheme

5.        Number of shares issued/allotted under scheme 0
          during period:

6.        Balance under scheme not yet issued/allotted  828,996
          at end of period

7.        Number and class of share(s) (amount of stock 310,000 DRUID SHARES
          /debt securities) originally listed and the
          date of admission;                            19 December 1999


Please confirm total number of shares in issue at the end of the period in order for us to update our records

                                    338,658,037


Contact for queries:                          Address            Xansa plc
                                                                 Campus 300
                                                                 Maylands Avenue
Name:               Mark Peters                                  Hemel Hempstead
                                                                 Hertfordshire
Telephone:        01442 434077                                   HP2 7TQ



Person making return

Name:               Mark Peters

Position:           Deputy Company Secretary

Signature:




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            The company news service from the London Stock Exchange
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